diff --git a/Monal/Classes/MLMucProcessor.m b/Monal/Classes/MLMucProcessor.m
index 8d88804ff5..5d41ca388c 100644
--- a/Monal/Classes/MLMucProcessor.m
+++ b/Monal/Classes/MLMucProcessor.m
@@ -1720,7 +1720,7 @@ -(void) callSuccessUIHandlerForMuc:(NSString*) room withCallback:(monal_void_blo
 
 -(void) callSuccessUIHandlerForMuc:(NSString*) room
 {
-    
+    return [self callSuccessUIHandlerForMuc:room withCallback:nil];
 }
 
 -(void) updateBookmarks